McKesson Stock (MCK) After-Hours Update for Dec. 24, 2025: Today’s News, Analyst Forecasts, and What to Watch Before the Market Reopens Dec. 26
McKesson Corporation (NYSE: MCK) ended the Christmas Eve session essentially flat, then edged slightly lower in thin after-hours trading—an unsurprising setup for a holiday-shortened day when liquidity typically dries up and price moves can be noisy. Here’s what happened after